chore(observability): acknowledge SigNoz feature evidence

scripts/reboot-recovery/tests/test_signoz_canonical_route_migration.py

@@ -123,6 +123,18 @@ def test_three_signal_snapshot_keeps_synthetic_parity_separate_from_promotion()
     assert snapshot["route_parity_terminal"] == "pass"
     assert snapshot["program_terminal"] == "partial_degraded"
     assert snapshot["controlled_apply_contract"]["learning_writeback"]["status"] == "partial"
+    assert (
+        snapshot["controlled_apply_contract"]["learning_writeback"][
+            "durable_gitea_feature_acknowledgement"
+        ]
+        == "pass"
+    )
+    assert (
+        snapshot["controlled_apply_contract"]["learning_writeback"][
+            "durable_gitea_main_acknowledgement"
+        ]
+        == "pending"
+    )
     assert snapshot["promotion"]["authorized"] is False
     assert snapshot["production_mutations"]["active_route_changed"] is False
     assert snapshot["production_mutations"]["secret_read"] is False